A randomized 25 question test from a pool of 761 questions, good luck!
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is a last resort, when no other means of communication is available?
Parameter settings program the behavior of the function block. Which of the parameters below can be described as one that transmits data to another block?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as having the ability to create, or delete any HMI application?
Which answer below is best described as the RS-485 standard for voltage range to transmit a "Space"?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to read the input status of coils on a slave device ?
Which of the answers below best represents the recommended standard that uses an end device circuit to provide the character framing?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the seamless merging of process control information and managing the business side of production?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a holding register to the slave device
In IPv4, there are a range of protocols that can be used at any one time. Which of the protocols below would be best suited for sensitive data transmission?
Which answer below is best described as the RS-485 standard for voltage range to receive a "Mark"?
There are several data access methods used to transmit data. Which of the answers below can be described as a method that allows sequential communication on a network with multiple devices?
In the unbalanced signal transmission system, which answer best represents the number 1?
There has to be a way for data to be communicated to the systems I/O for a HMI application to be effective. Which of the terms below best represents the pool of information for this communication?
Model based network devices are at the user level of Ethernet/IP. Information of a devices type and classification would be contained in which of the text files below?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the switch interacts with?
Which of the cables below is best used for the trunk cabling of the DeviceNet transmission system?
HMI networks are needed to expand or contract as required over their lifetime of use. Which of the networking types below will typically contain a high level of encryption andsecurity
There are several data access methods used to transmit data. Which of the answers below can be described as a method that the responding device cannot initiate any communication independently?
CSMA/CD is used as an access method that uses constructive interference detection for any data collisions. Which of the OSI layers does this detection occur on?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best represent the image below?
A typical DCS has at least four layers in it's architecture. Valves, switches and transmitters are all under the direct control of which of the layers below?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as less than 3-5% of the total amount of alarm that are configured??
Which answer below is best described as the RS-232 standard for voltage range to transmit a "Space"?
A modern DCS needs to be able to respond to growing demands. Which of the terms below is best defined as the measure of a system's ability to increase or decrease in performance and cost in response to changes in application and system processing demands.
Which of the protocols below is best described as the connected field devices that are in a multibus configuration are limited to digital only signalling?